Nope. That doesn't even work as they can see the MAC address of the modem on the network. For business class customers it basically means: "fuck you, you caused

Nope. That doesn't even work as they can see the MAC address of the modem on the network. For business class customers it basically means: "fuck you, you caused the problem with your equipment, we will send a tech next day when the problem stops happening and bill you $100 for the visit."